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Akira Ito

3 accepted papers

2026

Do We Really Need Permutations? Impact of Width Expansion on Linear Mode Connectivity

ICLR 2026poster

Recently, Ainsworth et al. empirically demonstrated that, given two independently trained models, applying a parameter permutation that preserves the input–output behavior allows the two models to be connected by a low-loss linear path. When such a path exists, the models are said to achieve linear…

Cited by 0SourceScholar
2025

Analysis of Linear Mode Connectivity via Permutation-Based Weight Matching: With Insights into Other Permutation Search Methods

ICLR 2025poster

Recently, Ainsworth et al. (2023) showed that using weight matching (WM) to minimize the $L^2$ distance in a permutation search of model parameters effectively identifies permutations that satisfy linear mode connectivity (LMC), where the loss along a linear path between two independently trained mo…

Cited by 0SourcePDFScholar
2025

Linear Mode Connectivity between Multiple Models modulo Permutation Symmetries

ICML 2025poster

Ainsworth et al. empirically demonstrated that linear mode connectivity (LMC) can be achieved between two independently trained neural networks (NNs) by applying an appropriate parameter permutation. LMC is satisfied if a linear path with non-increasing test loss exists between the models, suggestin…